/* 
* Copyright (c) 2009, The University of Texas at Austin
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, 
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, 
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, 
* this list of conditions and the following disclaimer in the documentation and/or other materials 
* provided with the distribution.
*
* Neither the name of The University of Texas at Austin nor the names of its contributors may be 
* used to endorse or promote products derived from this software without specific prior written 
* permission.
* 
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR 
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

using System;
using System.Collections.Generic;
using System.Windows.Input;
using JulMar.Windows.Mvvm;

namespace Bio.Views
{
    /// <summary>
    /// This class represents a simple bindable menu item.
    /// </summary>
    public class MenuItem : SimpleViewModel
    {
        private bool _isChecked;

        /// <summary>
        /// The text for the menu item
        /// </summary>
        public string Text { get; set; }

        /// <summary>
        /// Optional image for the menu item
        /// </summary>
        public string ImageUri { get; set; }

        /// <summary>
        /// List of children (if any)
        /// </summary>
        public List<MenuItem> Children { get; private set; }

        /// <summary>
        /// Command for this item (null for none)
        /// </summary>
        public ICommand Command { get; set; }

        /// <summary>
        /// The keyboard gesture to use for this
        /// </summary>
        public string GestureText { get; set; }

        /// <summary>
        /// True/False whether menu item is checked
        /// </summary>
        public bool IsChecked
        {
            get { return _isChecked; }
            set { _isChecked = value; OnPropertyChanged("IsChecked"); }
        }

        /// <summary>
        /// Constructor for separator
        /// </summary>
        public MenuItem()
        {
            Text = null;
            Children = null;
        }

        /// <summary>
        /// Constructor for menu item
        /// </summary>
        /// <param name="item"></param>
        public MenuItem(string item)
        {
            Text = item;    
            Children = new List<MenuItem>();
        }
    }
}